| original |
Rhaetian |
Early Liassic |
Greenland |
Harris,T.M. The fossil flora of Scoresby Sound, east Greenland. Part 5. Stratigraphic relations of the plant beds. |
1937 |
| details |
Middle Jurassic |
|
England |
Harris,T.M. Caytonanthus, the microsporophyll of Caytonia |
1941 |
| details |
Rhaetian |
Liassic |
Greenland |
Potonie,R. Synopsis of the Sporae in situ. |
1962 |
| details |
Jurassic |
|
Greenland |
Balme,B.E. Fossil in situ, spores and pollen grains: An annotated catalogue. |
1995 |
| details |
Jurassic |
|
Nd |
Taylor,T.N. et al. In situ, pollen and spores in plant evolution. 14C -Importance of in situ, pollen and spores in understanding the biology and evolution of fossil plants. (Principles and Applications. Applications. J.Jansonius and D.C.McGregor, editors.) |
1996 |